Silicon rhymes with:
gillikin, millikan, anglican, gillikin, millikan, pelican, african, afroamerican, american, anglican, copernican, corsican, dominican, gillikin, heineken, hypotheken, interamerican, levitican, mexican, millikan, pelican, vanaken
Silicon sounds like:
salesman, salesmen, saleswoman, saleswomen, saligman, salizzoni, salkin, salsman, salzano, salzman, salzmann, schlossman, seclusion, seligman, seligmann, seligson, selkin, silicone, silken, slacken, slauson, slawson, sleasman, slocan, slocum, slogan, slokum, socialism